/* ===================================
   MODERN CSS VARIABLES & RESET
   =================================== */

:root {
  /* Color Palette */
  --primary-color: #1a365d;
  --primary-light: #2d5a87;
  --primary-dark: #0f2027;
  --secondary-color: #3182ce;
  --accent-color: #ed8936;
  --success-color: #38a169;
  --warning-color: #dd6b20;
  --danger-color: #e53e3e;
  
  /* Gradients */
  --gradient-primary: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  --gradient-secondary: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
  --gradient-dark: linear-gradient(135deg, #0c0c0c 0%, #1a1a1a 100%);
  
  /* Typography */
  --font-primary: 'Poppins', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --font-secondary: 'Inter', sans-serif;
  --font-weight-light: 300;
  --font-weight-normal: 400;
  --font-weight-medium: 500;
  --font-weight-semibold: 600;
  --font-weight-bold: 700;
  
  /* Spacing */
  --spacing-xs: 0.25rem;
  --spacing-sm: 0.5rem;
  --spacing-md: 1rem;
  --spacing-lg: 1.5rem;
  --spacing-xl: 2rem;
  --spacing-2xl: 3rem;
  --spacing-3xl: 4rem;
  
  /* Border Radius */
  --border-radius-sm: 0.375rem;
  --border-radius-md: 0.5rem;
  --border-radius-lg: 0.75rem;
  --border-radius-xl: 1rem;
  --border-radius-full: 9999px;
  
  /* Shadows */
  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
  --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
  
  /* Transitions */
  --transition-fast: 0.15s ease-in-out;
  --transition-normal: 0.3s ease-in-out;
  --transition-slow: 0.5s ease-in-out;
  
  /* Z-index */
  --z-dropdown: 1000;
  --z-sticky: 1020;
  --z-fixed: 1030;
  --z-modal-backdrop: 1040;
  --z-modal: 1050;
  --z-popover: 1060;
  --z-tooltip: 1070;
}

/* ===================================
   LOADING SCREEN
   =================================== */

.loading-screen {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: var(--gradient-primary);
  display: flex;
  justify-content: center;
  align-items: center;
  z-index: 9999;
  transition: opacity var(--transition-slow);
}

.loading-content {
  text-align: center;
  color: white;
}

.loading-logo {
  max-width: 200px;
  margin-bottom: var(--spacing-lg);
  animation: pulse 2s infinite;
}

.loading-spinner {
  width: 40px;
  height: 40px;
  border: 4px solid rgba(255, 255, 255, 0.3);
  border-top: 4px solid white;
  border-radius: 50%;
  animation: spin 1s linear infinite;
  margin: 0 auto;
}

@keyframes spin {
  0% { transform: rotate(0deg); }
  100% { transform: rotate(360deg); }
}

@keyframes pulse {
  0%, 100% { transform: scale(1); }
  50% { transform: scale(1.05); }
}

/* ===================================
   MODERN NAVIGATION
   =================================== */

.navbar {
  background: rgba(26, 54, 93, 0.95) !important;
  backdrop-filter: blur(10px);
  transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  padding: 0.5rem 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.navbar-scrolled {
  background: rgba(26, 54, 93, 0.98) !important;
  box-shadow: 0 2px 20px rgba(0, 0, 0, 0.1);
  padding: 0.25rem 0;
  border-bottom: 1px solid rgba(237, 137, 54, 0.3);
}

.navbar-brand {
  transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.navbar-scrolled .navbar-brand {
  transform: scale(0.85);
}

.logo-img {
  max-height: 50px;
  width: auto;
  transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  filter: brightness(1.1);
}

.navbar-scrolled .logo-img {
  max-height: 40px;
  filter: brightness(1) drop-shadow(0 2px 4px rgba(0,0,0,0.3));
}

.navbar-brand:hover .logo-img {
  transform: scale(1.05);
  filter: brightness(1.2) drop-shadow(0 4px 8px rgba(237, 137, 54, 0.3));
}

.navbar-nav {
  gap: 0.5rem;
}

.nav-item {
  position: relative;
}

.nav-link {
  position: relative;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  padding: 0.75rem 1rem !important;
  border-radius: 8px;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  font-size: 0.9rem;
  color: rgba(255, 255, 255, 0.9) !important;
}

.nav-link:hover {
  color: var(--accent-color) !important;
  background: rgba(255, 255, 255, 0.1);
  transform: translateY(-2px);
}

.nav-link::before {
  content: '';
  position: absolute;
  bottom: 8px;
  left: 50%;
  width: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--accent-color), #ffd700);
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  transform: translateX(-50%);
  border-radius: 2px;
}

.nav-link:hover::before {
  width: 80%;
}

.nav-link.active {
  color: var(--accent-color) !important;
  background: rgba(237, 137, 54, 0.1);
}

.nav-link.active::before {
  width: 80%;
}

/* Mobile menu improvements */
.navbar-toggler {
  border: none;
  padding: 0.5rem;
  background: rgba(255, 255, 255, 0.1);
  border-radius: 8px;
  transition: all 0.3s ease;
}

.navbar-toggler:hover {
  background: rgba(255, 255, 255, 0.2);
  transform: scale(1.05);
}

.navbar-toggler:focus {
  box-shadow: 0 0 0 2px rgba(237, 137, 54, 0.5);
}

.navbar-toggler-icon {
  background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 30 30'%3e%3cpath stroke='rgba%28255, 255, 255, 0.9%29' stroke-linecap='round' stroke-miterlimit='10' stroke-width='2' d='M4 7h22M4 15h22M4 23h22'/%3e%3c/svg%3e");
}

/* Responsive adjustments */
@media (max-width: 991.98px) {
  .navbar-collapse {
    background: rgba(26, 54, 93, 0.98);
    margin-top: 1rem;
    padding: 1rem;
    border-radius: 12px;
    border: 1px solid rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(20px);
  }
  
  .nav-link {
    text-align: center;
    margin: 0.25rem 0;
    border-radius: 8px;
  }
  
  .navbar-nav {
    gap: 0.25rem;
  }
}

@media (max-width: 767.98px) {
  .logo-img {
    max-height: 45px;
  }
  
  .navbar-scrolled .logo-img {
    max-height: 35px;
  }
  
  .nav-link {
    font-size: 0.85rem;
    padding: 0.5rem 0.75rem !important;
  }
}

/* Smooth navbar hide/show on scroll */
.navbar-hidden {
  transform: translateY(-100%);
  transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Enhanced navbar animations */
.navbar-brand {
  overflow: hidden;
}

.navbar-brand::after {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.2), transparent);
  transition: left 0.6s;
}

.navbar-brand:hover::after {
  left: 100%;
}

/* ===================================
   HERO SECTION
   =================================== */

.hero-section {
  position: relative;
  height: 100vh;
  overflow: hidden;
}

.hero-bg {
  height: 100vh;
  object-fit: cover;
  filter: brightness(0.7);
}

.hero-content {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(0, 0, 0, 0.4);
}

.hero-text {
  text-align: center;
  color: white;
  max-width: 800px;
}

.hero-subtitle {
  display: block;
  font-size: 1.2rem;
  font-weight: var(--font-weight-light);
  margin-bottom: var(--spacing-md);
  color: var(--accent-color);
  letter-spacing: 1px;
  text-transform: uppercase;
}

.hero-title {
  font-size: clamp(2.5rem, 5vw, 4rem);
  font-weight: var(--font-weight-bold);
  margin-bottom: var(--spacing-lg);
  line-height: 1.2;
  text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.5);
}

.hero-description {
  font-size: 1.3rem;
  font-weight: var(--font-weight-light);
  margin-bottom: var(--spacing-2xl);
  opacity: 0.9;
}

.hero-cta {
  background: var(--gradient-secondary);
  border: none;
  padding: var(--spacing-md) var(--spacing-2xl);
  font-weight: var(--font-weight-semibold);
  text-transform: uppercase;
  letter-spacing: 1px;
  border-radius: var(--border-radius-full);
  transition: all var(--transition-normal);
  box-shadow: var(--shadow-lg);
}

.hero-cta:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-xl);
}

/* ===================================
   SERVICES SECTION
   =================================== */

.services-overview {
  background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
  padding: var(--spacing-3xl) 0;
}

.service-card {
  background: white;
  border-radius: var(--border-radius-lg);
  padding: var(--spacing-2xl);
  text-align: center;
  position: relative;
  overflow: hidden;
  transition: all var(--transition-normal);
  box-shadow: var(--shadow-md);
  border: 1px solid rgba(255, 255, 255, 0.1);
}

/* ===================================
   STATISTICS SECTION
   =================================== */

.statistics-section {
  background: var(--gradient-primary);
  position: relative;
  overflow: hidden;
}

.statistics-section::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><defs><pattern id="grid" width="10" height="10" patternUnits="userSpaceOnUse"><path d="M 10 0 L 0 0 0 10" fill="none" stroke="rgba(255,255,255,0.05)" stroke-width="1"/></pattern></defs><rect width="100" height="100" fill="url(%23grid)"/></svg>');
  animation: gridMove 20s linear infinite;
}

@keyframes gridMove {
  0% { transform: translateX(0) translateY(0); }
  100% { transform: translateX(10px) translateY(10px); }
}

.statistics-section .section-title {
  color: white;
}

.statistics-section .section-description {
  color: rgba(255, 255, 255, 0.8);
}

.stat-card {
  background: rgba(255, 255, 255, 0.1);
  backdrop-filter: blur(20px);
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: var(--border-radius-xl);
  padding: var(--spacing-2xl);
  text-align: center;
  position: relative;
  overflow: hidden;
  transition: all var(--transition-normal);
  height: 100%;
  z-index: 2;
}

.stat-card::before {
  content: '';
  position: absolute;
  top: -50%;
  left: -50%;
  width: 200%;
  height: 200%;
  background: conic-gradient(from 0deg, transparent, rgba(237, 137, 54, 0.1), transparent, rgba(237, 137, 54, 0.1), transparent);
  animation: rotate 4s linear infinite;
  opacity: 0;
  transition: opacity var(--transition-normal);
}

.stat-card:hover::before {
  opacity: 1;
}

.stat-card:hover {
  transform: translateY(-10px) scale(1.02);
  background: rgba(255, 255, 255, 0.15);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.2);
}

@keyframes rotate {
  0% { transform: rotate(0deg); }
  100% { transform: rotate(360deg); }
}

.stat-icon {
  width: 80px;
  height: 80px;
  background: var(--gradient-secondary);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto var(--spacing-lg);
  position: relative;
  z-index: 3;
  transition: all var(--transition-normal);
}

.stat-icon i {
  font-size: 2rem;
  color: white;
}

.stat-card:hover .stat-icon {
  transform: scale(1.1) rotate(360deg);
  box-shadow: 0 10px 30px rgba(237, 137, 54, 0.4);
}

.stat-number {
  font-size: 3.5rem;
  font-weight: var(--font-weight-bold);
  color: var(--accent-color);
  margin-bottom: var(--spacing-md);
  text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.3);
  transition: all var(--transition-normal);
  position: relative;
  z-index: 3;
}

.stat-card:hover .stat-number {
  transform: scale(1.1);
  color: #ffd700;
}

.stat-card h4 {
  color: white;
  font-weight: var(--font-weight-semibold);
  margin-bottom: var(--spacing-md);
  font-size: 1.3rem;
  position: relative;
  z-index: 3;
}

.stat-card p {
  color: rgba(255, 255, 255, 0.8);
  font-size: 0.95rem;
  line-height: 1.6;
  position: relative;
  z-index: 3;
}

/* Animation for counting effect */
@keyframes countUp {
  from { opacity: 0; transform: translateY(20px); }
  to { opacity: 1; transform: translateY(0); }
}

.stat-number.counting {
  animation: countUp 0.6s ease-out;
}

/* Responsive adjustments */
@media (max-width: 768px) {
  .stat-number {
    font-size: 2.5rem;
  }
  
  .stat-icon {
    width: 60px;
    height: 60px;
  }
  
  .stat-icon i {
    font-size: 1.5rem;
  }
  
  .stat-card {
    padding: var(--spacing-lg);
  }
}

/* ===================================
   TESTIMONIALS SECTION
   =================================== */

.testimonials-section {
  background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
  position: relative;
  overflow: hidden;
}

.testimonials-section::before {
  content: '';
  position: absolute;
  top: -50%;
  left: -50%;
  width: 200%;
  height: 200%;
  background: radial-gradient(circle, rgba(237, 137, 54, 0.05) 0%, transparent 70%);
  animation: floating 15s ease-in-out infinite;
}

@keyframes floating {
  0%, 100% { transform: translateY(0px) rotate(0deg); }
  50% { transform: translateY(-20px) rotate(180deg); }
}

.testimonials-carousel {
  position: relative;
  max-width: 900px;
  margin: 0 auto;
  overflow: hidden;
  border-radius: var(--border-radius-xl);
}

.testimonial-slide {
  display: none;
  opacity: 0;
  transform: translateX(100%);
  transition: all 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

.testimonial-slide.active {
  display: block;
  opacity: 1;
  transform: translateX(0);
}

.testimonial-card {
  background: white;
  border-radius: var(--border-radius-xl);
  padding: var(--spacing-3xl);
  box-shadow: var(--shadow-xl);
  position: relative;
  overflow: hidden;
  border: 1px solid rgba(237, 137, 54, 0.1);
}

.testimonial-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: var(--gradient-secondary);
}

.testimonial-card::after {
  content: '"';
  font-size: 6rem;
  color: rgba(237, 137, 54, 0.1);
  position: absolute;
  top: 1rem;
  right: 2rem;
  font-family: serif;
  line-height: 1;
}

.testimonial-content {
  position: relative;
  z-index: 2;
}

.stars {
  display: flex;
  justify-content: center;
  gap: 0.25rem;
  margin-bottom: var(--spacing-lg);
}

.stars i {
  color: #ffd700;
  font-size: 1.2rem;
  text-shadow: 0 1px 2px rgba(0, 0, 0, 0.1);
  animation: starTwinkle 2s ease-in-out infinite;
  animation-delay: calc(var(--i) * 0.1s);
}

.stars i:nth-child(1) { --i: 1; }
.stars i:nth-child(2) { --i: 2; }
.stars i:nth-child(3) { --i: 3; }
.stars i:nth-child(4) { --i: 4; }
.stars i:nth-child(5) { --i: 5; }

@keyframes starTwinkle {
  0%, 100% { transform: scale(1); opacity: 1; }
  50% { transform: scale(1.1); opacity: 0.8; }
}

.testimonial-content blockquote {
  font-size: 1.3rem;
  line-height: 1.7;
  font-style: italic;
  color: var(--primary-color);
  text-align: center;
  margin-bottom: var(--spacing-2xl);
  position: relative;
  quotes: none;
}

.testimonial-author {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-lg);
}

.author-avatar {
  width: 60px;
  height: 60px;
  background: var(--gradient-primary);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-size: 1.5rem;
  box-shadow: var(--shadow-md);
  transition: all var(--transition-normal);
}

.testimonial-card:hover .author-avatar {
  transform: scale(1.1) rotate(360deg);
  box-shadow: var(--shadow-lg);
}

.author-info h5 {
  margin: 0;
  font-weight: var(--font-weight-semibold);
  color: var(--primary-color);
  font-size: 1.1rem;
}

.author-info span {
  color: #666;
  font-size: 0.9rem;
  font-weight: var(--font-weight-medium);
}

.testimonial-controls {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-xl);
  margin-top: var(--spacing-2xl);
}

.prev-btn, .next-btn {
  width: 50px;
  height: 50px;
  background: var(--gradient-primary);
  color: white;
  border: none;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all var(--transition-normal);
  box-shadow: var(--shadow-md);
}

.prev-btn:hover, .next-btn:hover {
  transform: translateY(-3px) scale(1.05);
  box-shadow: var(--shadow-lg);
  background: var(--gradient-secondary);
}

.testimonial-dots {
  display: flex;
  gap: var(--spacing-sm);
}

.dot {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: rgba(237, 137, 54, 0.3);
  cursor: pointer;
  transition: all var(--transition-normal);
}

.dot.active {
  background: var(--accent-color);
  transform: scale(1.3);
  box-shadow: 0 0 10px rgba(237, 137, 54, 0.5);
}

.dot:hover {
  background: var(--accent-color);
  transform: scale(1.2);
}

/* Auto-play indicator */
.dot.active::before {
  content: '';
  position: absolute;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  border: 2px solid var(--accent-color);
  animation: progress 5s linear infinite;
}

@keyframes progress {
  0% {
    transform: scale(1);
    opacity: 0;
  }
  100% {
    transform: scale(2);
    opacity: 1;
  }
}

/* Responsive adjustments */
@media (max-width: 768px) {
  .testimonial-card {
    padding: var(--spacing-xl);
  }
  
  .testimonial-content blockquote {
    font-size: 1.1rem;
  }
  
  .testimonial-author {
    flex-direction: column;
    text-align: center;
    gap: var(--spacing-md);
  }
  
  .author-avatar {
    width: 50px;
    height: 50px;
    font-size: 1.2rem;
  }
  
  .testimonial-controls {
    gap: var(--spacing-lg);
  }
  
  .prev-btn, .next-btn {
    width: 40px;
    height: 40px;
  }
}

/* ===================================
   WORK PROCESS SECTION
   =================================== */

.process-section {
  background: var(--gradient-dark);
  position: relative;
  overflow: hidden;
}

.process-section::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(45deg, transparent 40%, rgba(237, 137, 54, 0.05) 50%, transparent 60%);
  animation: shineEffect 8s ease-in-out infinite;
}

@keyframes shineEffect {
  0%, 100% { transform: translateX(-100%); }
  50% { transform: translateX(100%); }
}

.process-section .section-title {
  color: white;
}

.process-section .section-description {
  color: rgba(255, 255, 255, 0.8);
}

.process-step {
  text-align: center;
  position: relative;
  padding: var(--spacing-xl);
  height: 100%;
  z-index: 2;
}

.step-number {
  position: absolute;
  top: -20px;
  left: 50%;
  transform: translateX(-50%);
  width: 40px;
  height: 40px;
  background: var(--gradient-secondary);
  color: white;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: var(--font-weight-bold);
  font-size: 1.1rem;
  box-shadow: var(--shadow-lg);
  z-index: 3;
}

.step-icon {
  width: 100px;
  height: 100px;
  background: rgba(255, 255, 255, 0.1);
  backdrop-filter: blur(20px);
  border: 2px solid rgba(237, 137, 54, 0.3);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 2rem auto var(--spacing-lg);
  transition: all var(--transition-normal);
  position: relative;
  overflow: hidden;
}

.step-icon::before {
  content: '';
  position: absolute;
  top: -50%;
  left: -50%;
  width: 200%;
  height: 200%;
  background: conic-gradient(from 0deg, transparent, rgba(237, 137, 54, 0.3), transparent);
  animation: iconRotate 3s linear infinite;
  opacity: 0;
  transition: opacity var(--transition-normal);
}

.process-step:hover .step-icon::before {
  opacity: 1;
}

.process-step:hover .step-icon {
  transform: translateY(-10px) scale(1.1);
  border-color: var(--accent-color);
  box-shadow: 0 15px 35px rgba(237, 137, 54, 0.3);
}

@keyframes iconRotate {
  0% { transform: rotate(0deg); }
  100% { transform: rotate(360deg); }
}

.step-icon i {
  font-size: 2.5rem;
  color: var(--accent-color);
  z-index: 2;
  position: relative;
}

.process-step h4 {
  color: white;
  font-weight: var(--font-weight-semibold);
  margin-bottom: var(--spacing-md);
  font-size: 1.3rem;
}

.process-step p {
  color: rgba(255, 255, 255, 0.8);
  line-height: 1.6;
  font-size: 0.95rem;
}

.step-line {
  position: absolute;
  top: 50%;
  right: -20px;
  width: 40px;
  height: 2px;
  background: linear-gradient(90deg, var(--accent-color), transparent);
  transform: translateY(-50%);
  z-index: 1;
}

.step-line::after {
  content: '';
  position: absolute;
  right: -8px;
  top: -4px;
  width: 0;
  height: 0;
  border-left: 8px solid var(--accent-color);
  border-top: 5px solid transparent;
  border-bottom: 5px solid transparent;
}

/* Hide line on last step */
.process-step:last-child .step-line {
  display: none;
}

.process-cta {
  background: rgba(255, 255, 255, 0.1);
  backdrop-filter: blur(20px);
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: var(--border-radius-xl);
  padding: var(--spacing-3xl);
  text-align: center;
  position: relative;
  overflow: hidden;
}

.process-cta::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.1), transparent);
  animation: slideRight 3s ease-in-out infinite;
}

@keyframes slideRight {
  0% { left: -100%; }
  50% { left: 100%; }
  100% { left: 100%; }
}

.process-cta h3 {
  color: white;
  font-weight: var(--font-weight-semibold);
  margin-bottom: var(--spacing-md);
  font-size: 1.8rem;
}

.process-cta p {
  color: rgba(255, 255, 255, 0.8);
  margin-bottom: var(--spacing-xl);
  font-size: 1.1rem;
}

.process-cta .btn {
  background: var(--gradient-secondary);
  border: none;
  padding: var(--spacing-md) var(--spacing-2xl);
  font-weight: var(--font-weight-semibold);
  text-transform: uppercase;
  letter-spacing: 1px;
  border-radius: var(--border-radius-full);
  transition: all var(--transition-normal);
  box-shadow: var(--shadow-lg);
  position: relative;
  z-index: 2;
}

.process-cta .btn:hover {
  transform: translateY(-3px) scale(1.05);
  box-shadow: var(--shadow-xl);
}

/* Responsive adjustments */
@media (max-width: 768px) {
  .step-line {
    display: none;
  }
  
  .process-step {
    margin-bottom: var(--spacing-xl);
  }
  
  .step-icon {
    width: 80px;
    height: 80px;
  }
  
  .step-icon i {
    font-size: 2rem;
  }
  
  .step-number {
    width: 35px;
    height: 35px;
    font-size: 1rem;
  }
  
  .process-cta {
    padding: var(--spacing-xl);
  }
  
  .process-cta h3 {
    font-size: 1.5rem;
  }
}

@media (max-width: 991.98px) {
  .step-line {
    top: auto;
    bottom: -20px;
    right: 50%;
    left: 50%;
    transform: translateX(-50%) rotate(90deg);
    width: 40px;
  }
  
  .step-line::after {
    right: auto;
    left: 50%;
    top: auto;
    bottom: -8px;
    transform: translateX(-50%) rotate(90deg);
  }
  
  .process-step:last-child .step-line {
    display: none;
  }
}

/* ===================================
   PARALLAX & SCROLL EFFECTS
   =================================== */

/* Scroll Reveal Base Styles */
.reveal-on-scroll {
  opacity: 0;
  transform: translateY(30px);
  transition: all 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}

.reveal-on-scroll.revealed {
  opacity: 1;
  transform: translateY(0);
}

/* Advanced Animation Classes */
.slide-up {
  opacity: 0;
  transform: translateY(50px);
  transition: all 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}

.slide-left {
  opacity: 0;
  transform: translateX(-50px);
  transition: all 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}

.slide-right {
  opacity: 0;
  transform: translateX(50px);
  transition: all 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}

.zoom-in {
  opacity: 0;
  transform: scale(0.8);
  transition: all 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}

.rotate-in {
  opacity: 0;
  transform: rotate(-10deg) scale(0.8);
  transition: all 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Floating Elements */
.floating-element {
  animation: float 6s ease-in-out infinite;
}

@keyframes float {
  0%, 100% {
    transform: translateY(0px);
  }
  50% {
    transform: translateY(-20px);
  }
}

/* Parallax Background Elements */
.parallax-bg {
  position: absolute;
  top: 0;
  left: 0;
  width: 120%;
  height: 120%;
  background-size: cover;
  background-position: center;
  will-change: transform;
}

/* Enhanced Hero Parallax */
.hero-section {
  position: relative;
  overflow: hidden;
}

.hero-section .parallax-bg {
  z-index: -1;
}

/* Scroll-triggered Animations */
.animate-on-scroll {
  opacity: 0;
  transform: translateY(30px);
  transition: all 0.6s ease-out;
}

.animate-on-scroll.in-view {
  opacity: 1;
  transform: translateY(0);
}

/* Stagger Animation for Lists */
.stagger-animation {
  opacity: 0;
  transform: translateY(20px);
  transition: all 0.5s ease-out;
}

.stagger-animation.animate {
  opacity: 1;
  transform: translateY(0);
}

.stagger-animation:nth-child(1) { transition-delay: 0.1s; }
.stagger-animation:nth-child(2) { transition-delay: 0.2s; }
.stagger-animation:nth-child(3) { transition-delay: 0.3s; }
.stagger-animation:nth-child(4) { transition-delay: 0.4s; }
.stagger-animation:nth-child(5) { transition-delay: 0.5s; }
.stagger-animation:nth-child(6) { transition-delay: 0.6s; }

/* Morphing Backgrounds */
.morphing-bg {
  background: linear-gradient(-45deg, #667eea, #764ba2, #f093fb, #f5576c);
  background-size: 400% 400%;
  animation: gradientShift 15s ease infinite;
}

@keyframes gradientShift {
  0% {
    background-position: 0% 50%;
  }
  50% {
    background-position: 100% 50%;
  }
  100% {
    background-position: 0% 50%;
  }
}

/* Glitch Effect for Special Elements */
.glitch-effect {
  position: relative;
}

.glitch-effect::before,
.glitch-effect::after {
  content: attr(data-text);
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: transparent;
  overflow: hidden;
  opacity: 0;
}

.glitch-effect:hover::before {
  animation: glitch1 0.3s ease-in-out infinite;
  color: #ff0000;
  opacity: 0.8;
}

.glitch-effect:hover::after {
  animation: glitch2 0.3s ease-in-out infinite;
  color: #00ffff;
  opacity: 0.8;
}

@keyframes glitch1 {
  0%, 100% {
    transform: translateX(0);
    clip-path: polygon(0 0, 100% 0, 100% 45%, 0 45%);
  }
  25% {
    transform: translateX(-2px);
    clip-path: polygon(0 60%, 100% 60%, 100% 100%, 0 100%);
  }
  50% {
    transform: translateX(2px);
    clip-path: polygon(0 0, 100% 0, 100% 30%, 0 30%);
  }
  75% {
    transform: translateX(-1px);
    clip-path: polygon(0 70%, 100% 70%, 100% 100%, 0 100%);
  }
}

@keyframes glitch2 {
  0%, 100% {
    transform: translateX(0);
    clip-path: polygon(0 0, 100% 0, 100% 25%, 0 25%);
  }
  25% {
    transform: translateX(2px);
    clip-path: polygon(0 40%, 100% 40%, 100% 80%, 0 80%);
  }
  50% {
    transform: translateX(-2px);
    clip-path: polygon(0 0, 100% 0, 100% 15%, 0 15%);
  }
  75% {
    transform: translateX(1px);
    clip-path: polygon(0 85%, 100% 85%, 100% 100%, 0 100%);
  }
}

/* Magnetic Effect for Interactive Elements */
.magnetic-element {
  transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  cursor: pointer;
}

.magnetic-element:hover {
  transform: scale(1.05);
}

/* Liquid Animation for Buttons */
.liquid-button {
  position: relative;
  overflow: hidden;
  background: var(--gradient-primary);
  border: none;
  border-radius: var(--border-radius-full);
  padding: var(--spacing-md) var(--spacing-xl);
  color: white;
  font-weight: var(--font-weight-semibold);
  transition: all var(--transition-normal);
}

.liquid-button::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: var(--gradient-secondary);
  transition: left 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

.liquid-button:hover::before {
  left: 0;
}

.liquid-button span {
  position: relative;
  z-index: 2;
}

/* Scroll Progress Indicator */
.scroll-progress {
  position: fixed;
  top: 0;
  left: 0;
  width: 0%;
  height: 3px;
  background: var(--gradient-secondary);
  z-index: 9999;
  transition: width 0.1s ease-out;
}

/* Enhanced Loading Animations */
.loading-dots {
  display: inline-flex;
  gap: 4px;
}

.loading-dots span {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--accent-color);
  animation: loadingDots 1.5s ease-in-out infinite;
}

.loading-dots span:nth-child(1) { animation-delay: 0s; }
.loading-dots span:nth-child(2) { animation-delay: 0.2s; }
.loading-dots span:nth-child(3) { animation-delay: 0.4s; }

@keyframes loadingDots {
  0%, 60%, 100% {
    transform: scale(1);
    opacity: 0.5;
  }
  30% {
    transform: scale(1.3);
    opacity: 1;
  }
}

/* Text Reveal Animation */
.text-reveal {
  overflow: hidden;
  position: relative;
}

.text-reveal span {
  display: inline-block;
  opacity: 0;
  transform: translateY(100%);
  animation: textReveal 0.8s ease-out forwards;
}

@keyframes textReveal {
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* Add reveal delays for multiple spans */
.text-reveal span:nth-child(1) { animation-delay: 0.1s; }
.text-reveal span:nth-child(2) { animation-delay: 0.2s; }
.text-reveal span:nth-child(3) { animation-delay: 0.3s; }
.text-reveal span:nth-child(4) { animation-delay: 0.4s; }
.text-reveal span:nth-child(5) { animation-delay: 0.5s; }

/* Cursor Follow Effect */
.cursor-follow {
  position: fixed;
  width: 20px;
  height: 20px;
  background: var(--accent-color);
  border-radius: 50%;
  pointer-events: none;
  z-index: 9999;
  mix-blend-mode: difference;
  transition: transform 0.1s ease-out;
  opacity: 0;
}

.cursor-follow.active {
  opacity: 0.8;
}

/* Performance Optimizations */
.will-change-transform {
  will-change: transform;
}

.will-change-opacity {
  will-change: opacity;
}

.gpu-accelerated {
  transform: translateZ(0);
  backface-visibility: hidden;
}

/* Reduce motion for accessibility */
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
  
  .parallax-bg {
    transform: none !important;
  }
  
  .floating-element {
    animation: none !important;
  }
}

/* ===================================
   ENHANCED TECHNOLOGIES SECTION
   =================================== */

.technologies-section {
  background: linear-gradient(135deg, #1e3c72 0%, #2a5298 100%);
  position: relative;
  overflow: hidden;
  color: white;
}

.technologies-section::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: radial-gradient(circle at 30% 20%, rgba(237, 137, 54, 0.1) 0%, transparent 50%),
              radial-gradient(circle at 80% 70%, rgba(67, 126, 235, 0.1) 0%, transparent 50%);
  animation: backgroundMove 20s ease-in-out infinite;
}

@keyframes backgroundMove {
  0%, 100% { transform: translateX(0) translateY(0); }
  25% { transform: translateX(20px) translateY(-10px); }
  50% { transform: translateX(-10px) translateY(20px); }
  75% { transform: translateX(-20px) translateY(-15px); }
}

.technologies-section .section-title {
  color: white;
}

.technologies-section .section-description {
  color: rgba(255, 255, 255, 0.8);
}

.enhanced-tech-box {
  background: rgba(255, 255, 255, 0.1);
  backdrop-filter: blur(20px);
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: var(--border-radius-lg);
  padding: var(--spacing-xl);
  text-align: center;
  position: relative;
  overflow: hidden;
  transition: all var(--transition-normal);
  height: 100%;
  cursor: pointer;
  z-index: 2;
}

.enhanced-tech-box::before {
  content: '';
  position: absolute;
  top: -50%;
  left: -50%;
  width: 200%;
  height: 200%;
  background: conic-gradient(from 0deg, transparent, rgba(237, 137, 54, 0.2), transparent, rgba(67, 126, 235, 0.2), transparent);
  animation: techBoxRotate 8s linear infinite;
  opacity: 0;
  transition: opacity var(--transition-normal);
}

.enhanced-tech-box:hover::before {
  opacity: 1;
}

.enhanced-tech-box:hover {
  transform: translateY(-15px) scale(1.05);
  background: rgba(255, 255, 255, 0.15);
  box-shadow: 0 25px 50px rgba(0, 0, 0, 0.3);
  border-color: var(--accent-color);
}

@keyframes techBoxRotate {
  0% { transform: rotate(0deg); }
  100% { transform: rotate(360deg); }
}

.tech-icon-container {
  position: relative;
  width: 80px;
  height: 80px;
  margin: 0 auto var(--spacing-lg);
  border-radius: 50%;
  overflow: hidden;
  background: rgba(255, 255, 255, 0.1);
  display: flex;
  align-items: center;
  justify-content: center;
}

.tech-icon {
  width: 60px;
  height: 60px;
  object-fit: cover;
  border-radius: 50%;
  transition: all var(--transition-normal);
  z-index: 2;
  position: relative;
}

.tech-overlay {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: var(--gradient-secondary);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transform: scale(0.8);
  transition: all var(--transition-normal);
  z-index: 3;
}

.tech-icon-placeholder {
  opacity: 1;
  transform: scale(1);
  position: static;
}

.enhanced-tech-box:hover .tech-overlay {
  opacity: 1;
  transform: scale(1);
}

.enhanced-tech-box:hover .tech-icon {
  opacity: 0;
  transform: scale(1.2);
}

.tech-overlay i {
  font-size: 2rem;
  color: white;
}

.enhanced-tech-box h3 {
  color: white;
  font-weight: var(--font-weight-semibold);
  margin-bottom: var(--spacing-sm);
  font-size: 1.2rem;
  position: relative;
  z-index: 2;
}

.enhanced-tech-box p {
  color: rgba(255, 255, 255, 0.8);
  font-size: 0.85rem;
  line-height: 1.5;
  margin-bottom: var(--spacing-md);
  position: relative;
  z-index: 2;
}

.tech-progress {
  width: 100%;
  height: 4px;
  background: rgba(255, 255, 255, 0.2);
  border-radius: 2px;
  overflow: hidden;
  position: relative;
  z-index: 2;
}

.progress-bar {
  height: 100%;
  background: var(--gradient-secondary);
  border-radius: 2px;
  width: 0%;
  transition: width 2s ease-out;
  position: relative;
}

.progress-bar::after {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.4), transparent);
  animation: progressShine 2s ease-out infinite;
}

@keyframes progressShine {
  0% { transform: translateX(-100%); }
  100% { transform: translateX(100%); }
}

.tech-cta {
  background: rgba(255, 255, 255, 0.1);
  backdrop-filter: blur(20px);
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: var(--border-radius-xl);
  padding: var(--spacing-3xl);
  text-align: center;
  position: relative;
  overflow: hidden;
}

.tech-cta::before {
  content: '';
  position: absolute;
  top: -50%;
  left: -50%;
  width: 200%;
  height: 200%;
  background: radial-gradient(circle, rgba(237, 137, 54, 0.1) 0%, transparent 70%);
  animation: ctaPulse 4s ease-in-out infinite;
}

@keyframes ctaPulse {
  0%, 100% { transform: scale(1) rotate(0deg); }
  50% { transform: scale(1.1) rotate(180deg); }
}

.tech-cta h3 {
  color: white;
  font-weight: var(--font-weight-semibold);
  margin-bottom: var(--spacing-md);
  font-size: 1.8rem;
  position: relative;
  z-index: 2;
}

.tech-cta p {
  color: rgba(255, 255, 255, 0.8);
  margin-bottom: var(--spacing-xl);
  font-size: 1.1rem;
  position: relative;
  z-index: 2;
}

.tech-cta .liquid-button {
  position: relative;
  z-index: 2;
  background: var(--gradient-secondary);
  color: white;
  padding: var(--spacing-md) var(--spacing-2xl);
  font-weight: var(--font-weight-semibold);
  text-transform: uppercase;
  letter-spacing: 1px;
  border-radius: var(--border-radius-full);
  box-shadow: var(--shadow-lg);
  transition: all var(--transition-normal);
}

.tech-cta .liquid-button:hover {
  transform: translateY(-3px) scale(1.05);
  box-shadow: var(--shadow-xl);
}

/* Progress Bar Animation Trigger */
.enhanced-tech-box.in-view .progress-bar {
  width: var(--progress-width);
}

/* Responsive adjustments */
@media (max-width: 768px) {
  .enhanced-tech-box {
    padding: var(--spacing-lg);
  }
  
  .tech-icon-container {
    width: 60px;
    height: 60px;
  }
  
  .tech-icon {
    width: 45px;
    height: 45px;
  }
  
  .tech-overlay i {
    font-size: 1.5rem;
  }
  
  .enhanced-tech-box h3 {
    font-size: 1.1rem;
  }
  
  .enhanced-tech-box p {
    font-size: 0.8rem;
  }
  
  .tech-cta {
    padding: var(--spacing-xl);
  }
  
  .tech-cta h3 {
    font-size: 1.5rem;
  }
}

.service-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: var(--gradient-primary);
  transition: all var(--transition-slow);
  z-index: 1;
  opacity: 0;
}

.service-card:hover {
  transform: translateY(-10px);
  box-shadow: var(--shadow-xl);
}

.service-card:hover::before {
  left: 0;
  opacity: 0.05;
}

.service-icon {
  position: relative;
  z-index: 2;
  width: 80px;
  height: 80px;
  margin: 0 auto var(--spacing-lg);
  background: var(--gradient-primary);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2rem;
  color: white;
  transition: all var(--transition-normal);
}

.service-card:hover .service-icon {
  transform: scale(1.1) rotate(5deg);
}

.service-content {
  position: relative;
  z-index: 2;
}

.service-content h3 {
  font-size: 1.5rem;
  font-weight: var(--font-weight-bold);
  color: var(--primary-color);
  margin-bottom: var(--spacing-sm);
}

.service-content h4 {
  font-size: 1.1rem;
  font-weight: var(--font-weight-medium);
  color: var(--secondary-color);
  margin-bottom: var(--spacing-md);
}

.service-content p {
  color: #6c757d;
  line-height: 1.6;
}

/* ===================================
   ABOUT SECTION
   =================================== */

.about-section {
  padding: var(--spacing-3xl) 0;
}

.section-subtitle {
  display: block;
  font-size: 1rem;
  font-weight: var(--font-weight-semibold);
  color: var(--accent-color);
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-bottom: var(--spacing-md);
}

.section-title {
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: var(--font-weight-bold);
  color: var(--primary-color);
  margin-bottom: var(--spacing-lg);
  line-height: 1.3;
}

.section-description {
  font-size: 1.1rem;
  line-height: 1.7;
  color: #6c757d;
  margin-bottom: var(--spacing-2xl);
}

.about-image img {
  transition: transform var(--transition-normal);
}

.about-image:hover img {
  transform: scale(1.05);
}

/* ===================================
   DIFFERENTIALS SECTION
   =================================== */

.differentials-section {
  background: var(--gradient-dark);
  color: white;
  padding: var(--spacing-3xl) 0;
  position: relative;
  overflow: hidden;
}

.differentials-section::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: url('../images/tec.png') center/cover;
  opacity: 0.1;
  z-index: 1;
}

.differentials-section .container {
  position: relative;
  z-index: 2;
}

.differential-card {
  text-align: center;
  padding: var(--spacing-xl);
  border-radius: var(--border-radius-lg);
  background: rgba(255, 255, 255, 0.05);
  backdrop-filter: blur(10px);
  border: 1px solid rgba(255, 255, 255, 0.1);
  transition: all var(--transition-normal);
}

.differential-card:hover {
  transform: translateY(-5px);
  background: rgba(255, 255, 255, 0.1);
}

.differential-card img {
  width: 60px;
  height: 60px;
  margin-bottom: var(--spacing-md);
  filter: brightness(0) invert(1);
}

.differential-card h5 {
  font-size: 1.25rem;
  font-weight: var(--font-weight-bold);
  margin-bottom: var(--spacing-md);
  color: var(--accent-color);
}

.differential-card p {
  line-height: 1.6;
  opacity: 0.9;
}

/* ===================================
   TECHNOLOGIES SECTION
   =================================== */

.tech-box {
  background: white;
  border-radius: var(--border-radius-lg);
  padding: var(--spacing-xl);
  text-align: center;
  transition: all var(--transition-normal);
  box-shadow: var(--shadow-md);
  position: relative;
  overflow: hidden;
}

.tech-box::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: var(--gradient-primary);
  opacity: 0;
  transition: opacity var(--transition-normal);
  z-index: 1;
}

.tech-box:hover {
  transform: translateY(-10px) scale(1.05);
  box-shadow: var(--shadow-xl);
}

.tech-box:hover::before {
  opacity: 0.1;
}

.tech-box img {
  position: relative;
  z-index: 2;
  width: 80px;
  height: 80px;
  border-radius: var(--border-radius-md);
  margin-bottom: var(--spacing-md);
  transition: all var(--transition-normal);
}

.tech-box h2 {
  position: relative;
  z-index: 2;
  font-size: 1.2rem;
  font-weight: var(--font-weight-bold);
  color: var(--primary-color);
  transition: all var(--transition-normal);
}

.tech-box:hover h2 {
  color: var(--accent-color);
}

/* ===================================
   PORTFOLIO SECTION
   =================================== */

.portfolio-section {
  padding: var(--spacing-3xl) 0;
  background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
}

.portfolio-section h1 {
  text-align: center;
  font-size: clamp(2.5rem, 4vw, 3.5rem);
  font-weight: var(--font-weight-bold);
  color: var(--primary-color);
  margin-bottom: var(--spacing-2xl);
}

/* ===================================
   CONTACT SECTION & FOOTER
   =================================== */

.contact-section {
  background: var(--gradient-dark);
  color: white;
  padding: var(--spacing-3xl) 0;
}

.footer-logo {
  max-width: 250px;
  height: auto;
}

.contact-info {
  padding-right: var(--spacing-xl);
}

.contact-item {
  transition: transform var(--transition-normal);
}

.contact-item:hover {
  transform: translateX(5px);
}

.contact-icon {
  width: 50px;
  height: 50px;
  background: var(--gradient-secondary);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  flex-shrink: 0;
}

.social-links {
  margin-top: var(--spacing-xl);
}

.social-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 50px;
  height: 50px;
  background: var(--gradient-primary);
  color: white;
  border-radius: 50%;
  text-decoration: none;
  font-size: 1.2rem;
  transition: all var(--transition-normal);
  box-shadow: var(--shadow-md);
}

.social-link:hover {
  transform: translateY(-3px) scale(1.1);
  box-shadow: var(--shadow-lg);
  color: white;
}

.contact-form {
  background: rgba(255, 255, 255, 0.05);
  backdrop-filter: blur(10px);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--border-radius-lg);
  padding: var(--spacing-2xl);
}

.form-header h2 {
  font-size: 2rem;
  font-weight: var(--font-weight-bold);
}

.form-control {
  background: rgba(255, 255, 255, 0.1);
  border: 1px solid rgba(255, 255, 255, 0.2);
  color: white;
  border-radius: var(--border-radius-md);
  padding: var(--spacing-md);
  transition: all var(--transition-normal);
}

.form-control:focus {
  background: rgba(255, 255, 255, 0.15);
  border-color: var(--accent-color);
  box-shadow: 0 0 0 0.2rem rgba(237, 137, 54, 0.25);
  color: white;
}

.form-control::placeholder {
  color: rgba(255, 255, 255, 0.7);
}

.btn-default {
  background: var(--gradient-secondary);
  border: none;
  color: white;
  padding: var(--spacing-md) var(--spacing-2xl);
  border-radius: var(--border-radius-md);
  font-weight: var(--font-weight-semibold);
  text-transform: uppercase;
  letter-spacing: 1px;
  transition: all var(--transition-normal);
}

.btn-default:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
  color: white;
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  margin-top: var(--spacing-2xl);
  padding-top: var(--spacing-xl);
}

/* ===================================
   FLOATING SOCIAL MEDIA
   =================================== */

.floating-smi {
  position: fixed;
  right: 20px;
  top: 50%;
  transform: translateY(-50%);
  z-index: var(--z-fixed);
}

.floating-smi ul {
  list-style: none;
  padding: 0;
  margin: 0;
}

.floating-smi li {
  margin-bottom: var(--spacing-md);
}

.floating-smi a {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 50px;
  height: 50px;
  background: var(--gradient-primary);
  color: white;
  border-radius: 50%;
  text-decoration: none;
  font-size: 1.2rem;
  transition: all var(--transition-normal);
  box-shadow: var(--shadow-md);
}

.floating-smi a:hover {
  transform: scale(1.1);
  box-shadow: var(--shadow-lg);
}

/* ===================================
   RESPONSIVE DESIGN
   =================================== */

@media (max-width: 768px) {
  .hero-title {
    font-size: 2.5rem;
  }
  
  .service-card {
    margin-bottom: var(--spacing-lg);
  }
  
  .floating-smi {
    right: 10px;
  }
  
  .floating-smi a {
    width: 40px;
    height: 40px;
    font-size: 1rem;
  }
}

@media (max-width: 576px) {
  .hero-content {
    padding: 0 var(--spacing-md);
  }
  
  .hero-title {
    font-size: 2rem;
  }
  
  .section-title {
    font-size: 1.8rem;
  }
}

/* ===================================
   UTILITY CLASSES
   =================================== */

.text-gradient {
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.bg-glass {
  background: rgba(255, 255, 255, 0.1);
  backdrop-filter: blur(10px);
  border: 1px solid rgba(255, 255, 255, 0.2);
}

.animate-float {
  animation: float 6s ease-in-out infinite;
}

@keyframes float {
  0%, 100% { transform: translateY(0px); }
  50% { transform: translateY(-20px); }
}

.animate-fade-in-up {
  animation: fadeInUp 1s ease-out;
}

@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* ===================================
   ADVANCED ANIMATIONS & EFFECTS
   =================================== */

.animate-on-scroll {
  opacity: 0;
  transform: translateY(30px);
  transition: all 0.6s ease-out;
}

.animate-on-scroll.animated {
  opacity: 1;
  transform: translateY(0);
}

.typewriter {
  overflow: hidden;
  border-right: .15em solid var(--accent-color);
  white-space: nowrap;
  margin: 0 auto;
  letter-spacing: .15em;
  animation: typing 3.5s steps(40, end), blink-caret .75s step-end infinite;
}

@keyframes typing {
  from { width: 0 }
  to { width: 100% }
}

@keyframes blink-caret {
  from, to { border-color: transparent }
  50% { border-color: var(--accent-color); }
}

.glow-effect {
  box-shadow: 0 0 20px rgba(237, 137, 54, 0.3);
  transition: box-shadow var(--transition-normal);
}

.glow-effect:hover {
  box-shadow: 0 0 30px rgba(237, 137, 54, 0.5);
}

/* Scroll-triggered animations */
.slide-up {
  transform: translateY(50px);
  opacity: 0;
  transition: all 0.6s ease-out;
}

.slide-up.visible {
  transform: translateY(0);
  opacity: 1;
}

.slide-left {
  transform: translateX(-50px);
  opacity: 0;
  transition: all 0.6s ease-out;
}

.slide-left.visible {
  transform: translateX(0);
  opacity: 1;
}

.slide-right {
  transform: translateX(50px);
  opacity: 0;
  transition: all 0.6s ease-out;
}

.slide-right.visible {
  transform: translateX(0);
  opacity: 1;
}

.scale-in {
  transform: scale(0.8);
  opacity: 0;
  transition: all 0.6s ease-out;
}

.scale-in.visible {
  transform: scale(1);
  opacity: 1;
}

/* Modern button effects */
.btn-modern {
  position: relative;
  overflow: hidden;
  z-index: 1;
}

.btn-modern::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.2), transparent);
  transition: left 0.5s;
  z-index: -1;
}

.btn-modern:hover::before {
  left: 100%;
}

/* Advanced card effects */
.card-tilt {
  transform-style: preserve-3d;
  transition: transform 0.6s;
}

.card-tilt:hover {
  transform: rotateY(10deg) rotateX(10deg);
}

/* Particles background effect */
.particles-bg {
  position: relative;
  overflow: hidden;
}

.particles-bg::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-image: 
    radial-gradient(circle at 20% 50%, rgba(120, 119, 198, 0.3) 0%, transparent 50%),
    radial-gradient(circle at 80% 20%, rgba(255, 119, 198, 0.3) 0%, transparent 50%),
    radial-gradient(circle at 40% 80%, rgba(120, 219, 255, 0.3) 0%, transparent 50%);
  animation: particles 20s ease-in-out infinite;
  z-index: -1;
}

@keyframes particles {
  0%, 100% { transform: translateY(0) rotate(0deg); }
  33% { transform: translateY(-30px) rotate(120deg); }
  66% { transform: translateY(30px) rotate(240deg); }
}

/* Improved form validation styles */
.form-control.is-valid {
  border-color: var(--success-color);
  background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 8 8'%3e%3cpath fill='%2338a169' d='m2.3 6.73.69-.04.76-1.68-.76-.68-.69.04-.76 1.68zm.33-2.86c.1-.12.21-.2.33-.25.12-.05.24-.06.36-.02.12.04.23.12.33.25.1.13.16.28.16.44s-.06.31-.16.44c-.1.13-.21.21-.33.25s-.24.02-.36-.02c-.12-.04-.23-.13-.33-.25-.1-.13-.16-.28-.16-.44s.06-.31.16-.44z'/%3e%3c/svg%3e");
  background-repeat: no-repeat;
  background-position: right calc(0.375em + 0.1875rem) center;
  background-size: calc(0.75em + 0.375rem) calc(0.75em + 0.375rem);
}

.form-control.is-invalid {
  border-color: var(--danger-color);
  background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 12 12' width='12' height='12' fill='none' stroke='%23e53e3e'%3e%3ccircle cx='6' cy='6' r='4.5'/%3e%3cpath d='m6 3v2.5m0 2.5h.01'/%3e%3c/svg%3e");
  background-repeat: no-repeat;
  background-position: right calc(0.375em + 0.1875rem) center;
  background-size: calc(0.75em + 0.375rem) calc(0.75em + 0.375rem);
}

/* Enhanced mobile responsiveness */
@media (max-width: 991.98px) {
  .hero-title {
    font-size: 2.5rem;
  }
  
  .section-title {
    font-size: 2rem;
  }
  
  .service-card,
  .tech-box,
  .differential-card {
    margin-bottom: var(--spacing-lg);
  }
}

@media (max-width: 767.98px) {
  .hero-content {
    padding: 0 var(--spacing-md);
  }
  
  .hero-title {
    font-size: 2rem;
  }
  
  .section-title {
    font-size: 1.75rem;
  }
  
  .floating-smi {
    right: 10px;
  }
  
  .floating-smi a {
    width: 45px;
    height: 45px;
    font-size: 1rem;
  }
  
  .contact-info {
    padding-right: 0;
    margin-bottom: var(--spacing-xl);
  }
}

@media (max-width: 575.98px) {
  .hero-title {
    font-size: 1.75rem;
  }
  
  .section-title {
    font-size: 1.5rem;
  }
  
  .service-card,
  .tech-box,
  .differential-card {
    padding: var(--spacing-lg);
  }
}

/* Performance optimizations */
* {
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

img {
  max-width: 100%;
  height: auto;
}

/* Accessibility improvements */
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}

/* Focus styles for accessibility */
.btn:focus,
.form-control:focus,
.nav-link:focus {
  outline: 2px solid var(--accent-color);
  outline-offset: 2px;
}

/* Print styles */
@media print {
  .navbar,
  .floating-smi,
  .hero-section {
    display: none !important;
  }
  
  .contact-section {
    background: white !important;
    color: black !important;
  }
}